Home / 38,238,543.66-57,369,008.03-12,330,323.92

Finding the Fourth Proportional to 38,238,543.66, 57,369,008.03 and 12,330,323.92

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Solution

The fourth proportional to 38,238,543.66, 57,369,008.03 and 12,330,323.92 is: 18,499,095.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,238,543.66 : 57,369,008.03 = 12,330,323.92 : x
  2. Step 2: Convert to fraction form
    38,238,543.66/57,369,008.03 = 12,330,323.92/x
  3. Step 3: Cross multiply
    38,238,543.66x = 57,369,008.03 × 12,330,323.92
  4. Step 4: Simplify right side
    38,238,543.66x = 707,378,451,978,981.12
  5. Step 5: Solve for x
    x = 707,378,451,978,981.12/38,238,543.66
  6. Step 6: Final answer
    x = 18,499,095.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.